3/8e=21

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Solution for 3/8e=21 equation: 



3/8e=21

We move all terms to the left:

3/8e-(21)=0



Domain of the equation: 8e!=0

e!=0/8

e!=0

e∈R



We multiply all the terms by the denominator


-21*8e+3=0

Wy multiply elements

-168e+3=0

We move all terms containing e to the left, all other terms to the right

-168e=-3

e=-3/-168

e=1/56

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